Fel-Pro intake gaskets

About these high performance gaskets Fel-Pro #2143. .06 thick space age material , etc..
Use these end rail gaskets too ? Or just a bead of RTV ?
With or without intake locating dowel pins ?

These gaskets have the heat transfer passages blocked off completely.
Stock cast iron intake and 2 brl. Driven in all seasons. Leave those passanges blocked or razor therm through ?